US PATENT SUBCLASS 164 / 189
.~.~.~ Utilizing vibrating means

Current as of: June, 1999
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164 /   HD   METAL FOUNDING

159  DF  MEANS TO SHAPE A FORMING SURFACE {8}
169  DF  .~ Including means for compacting particulate fluent mold materials {12}
180  DF  .~.~ Having means for withdrawing forming surface from shaping means {8}
189.~.~.~ Utilizing vibrating means

DEFINITION

Classification: 164/189

(under subclass 180) Apparatus which includes a vibrator for facilitating the withdrawal or separation.

(1) Note. The vibrating means found herein generally perfect the drawing operation and usually are combined with another withdrawing means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

223, for molding apparatus including vibrating or rapping separation means.

260+, for general apparatus with vibrator means.